How to win this guy (i need everyones opinion?

hello people... so theres this 1 guy that my parents and older sisters used to babysit when he was a little boy and now that hes grown 23 and im 18 hes almost finishing up la and goin to med school so my parents want us to hook up and go out kuz our families are very close and similiar so i add him on faceboook and send him a msg of how we used to bbysit him and so he replied like no way and i said yea and ask if he recognizes my families name he doesnt reply so than a montth later my sister sends him a msg like telling him omg wat a small world i used to take care of u and blah blah blah so he replies like wow lol das so funny blah blha blah and so my sister like tells him a bit about our family and he doesnt reoly back im not ugly at all i always get compliments ppl think im a model i got a kim kardashian facec and body and i barely post anything on facebook if i do its something good not dum so it cant be because of my post so GUYS OR GIRLS HELP ME WIN HIM lol and he doesnt have a lady he tld dis other chick